API Overview

GET /astronomy

Returns a moon-phase snapshot and hemisphere-aware season information for a given date.

Expects

Query parameters:

Parameter Type Description
date ISO-8601 date string Defaults to the current date and time.
hemisphere north | south Season hemisphere. Defaults to north.

Returns

{
  "data": {
    "date": "2026-06-21T12:00:00.000Z",
    "hemisphere": "south",
    "moon": {
      "key": "waxing-gibbous",
      "name": "Waxing Gibbous"
    },
    "sun": {
      "season": {
        "name": "winter",
        "hemisphere": "south",
        "label": "Winter (Southern Hemisphere)"
      }
    }
  }
}

Examples

curl "https://api.arevdata.com/astronomy"
curl "https://api.arevdata.com/astronomy?date=2026-06-21T12:00:00.000Z"
curl "https://api.arevdata.com/astronomy?date=2026-06-21T12:00:00.000Z&hemisphere=south"
API Overview

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